Increased levels may be the result of:

• Acute respiratory distress syndrome (lung condition)

• Aspergillosis (lung infection)

• Candidiasis (fungal infection)

• Chemotherapy (cancer treatment)

• Cirrhosis (liver disease)

• Crohn's disease (bowel inflammation)

• Hemodialysis (kidney treatment)

• HIV/AIDS (immune system disease)

• Immunosuppressive therapies (immune system weakening)

• Medications (immune-affecting drugs)

• Pneumocystis jirovecii pneumonia (lung infection)

• Recent surgery

• Renal failure (kidney dysfunction)

• Sepsis (bloodstream infection)

• Ulcerative colitis (colon inflammation)

• Use of beta-glucan-containing products